Answer: The component that is used for most amplifiers is the transistor. Semiconductors like gold,copper etc. are used although poor semiconductors like silicon are sometimes used as well. There are many electronic circuits that all under the amplifier category. The classification of an amplifier depends on the size of the signal and configuration.
The ENIAC was invented by J. Presper Eckert and John Mauchly at the University of Pennsylvania and began construction in 1943 and was not completed untill 1946. It occupied about 1,800 square feet and used about 18,000 vacuum tubes, weighing almost 50 tons.
Answer:
A space station is a capable of housing astronauts while they are conducting research.
Explanation:
